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1358485399 = 19126472687
BaseRepresentation
bin101000011111000…
…1101011110010111
310111200020012122001
41100332031132113
510240233013044
6342445020131
745443635555
oct12076153627
93450205561
101358485399
11637914207
1231ab54647
131885a471b
14cc5c6bd5
157e3e42d4
hex50f8d797

1358485399 has 8 divisors (see below), whose sum is σ = 1366622208. Its totient is φ = 1350359640.

The previous prime is 1358485393. The next prime is 1358485423. The reversal of 1358485399 is 9935848531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1358485399 - 23 = 1358485391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1358485391) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 504234 + ... + 506920.

It is an arithmetic number, because the mean of its divisors is an integer number (170827776).

Almost surely, 21358485399 is an apocalyptic number.

1358485399 is a deficient number, since it is larger than the sum of its proper divisors (8136809).

1358485399 is a wasteful number, since it uses less digits than its factorization.

1358485399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5525.

The product of its digits is 4665600, while the sum is 55.

The square root of 1358485399 is about 36857.6369155702. The cubic root of 1358485399 is about 1107.5202058320.

The spelling of 1358485399 in words is "one billion, three hundred fifty-eight million, four hundred eighty-five thousand, three hundred ninety-nine".

Divisors: 1 191 2647 2687 505577 513217 7112489 1358485399